21760770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{725359}}^1$

素因数の和:725369

約数の個数: 16

約数和(自身を含む): 52225920

約数和(自身を除く): 30465150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 725359, 1450718, 2176077, 3626795, 4352154, 7253590, 10880385, 21760770]

約数ペア:

[(1, 21760770), (2, 10880385), (3, 7253590), (5, 4352154), (6, 3626795), (10, 2176077), (15, 1450718), (30, 725359)]